Results of the preliminary season of the work of the Economic Foundations of Mayapan project were reported on the FAMSI Inc. website
Marilyn A. Masson and Bradley W. Russell conducted research previously at Laguna de On and Caye Coco Northern Belize under the auspices of the Belize Postclassic Project
Robert Rosenswig is conducting ongoing research at Late Archaic sites in the same area which grew out of the initial Belize Postclassic Project research
Dr. Michael E. Smith (Arizona State University) has a very good site detailing his previous and ongoing work at Late Postclassic Aztec sites in the Toluca Valley of Central Mexico